* {
    margin: 0;
    padding:0;
    /*css3盒子模型*/
    box-sizing: border-box;
}

em, i {
    font-style:normal
}

li {
    list-style:none
}

img {
    border: 0;
    vertical-align:middle
}

button {
    cursor:pointer
}

a {
    color: #666;
    text-decoration:none
}
 
a:hover {
    cursor:pointer
} 

button, input {
    font-family: Microsoft YaHei, Heiti SC, tahoma, arial, Hiragino Sans GB, "\5B8B\4F53", sans-serif;
    /*默认有灰色边框，需手动去掉*/
    border: 0;
    outline: none;
}

body {
    -webkit-font-smoothing: antialiased;
    background-color: #fff;
    font: 12px/1.5 Microsoft YaHei, Heiti SC, tahoma, arial, Hiragino Sans GB, "\5B8B\4F53", sans-serif;
    color:#666
}

.hide, .none {
    display:none
}

.clearfix:after {
    visibility: hidden;
    clear: both;
    display: block;
    content: ".";
    height:0
}

.clearfix {
    *zoom:1
}
